| 摘要 |
PROBLEM TO BE SOLVED: To provide a press roll forming apparatus and a press roll forming method which can reduce the amount of the material to be discarded by the use of a material piece having a reduced size. SOLUTION: The press roll forming apparatus comprises a pressing mechanism 9, 10 that presses a roll 4 against a material piece X mounted on a mold 2 while using certain point on the material as a loading start point. COPYRIGHT: (C)2011,JPO&INPIT |
